518330416 has 20 divisors (see below), whose sum is σ = 1036661824. Its totient is φ = 250804800.

The previous prime is 518330413. The next prime is 518330419. The reversal of 518330416 is 614033815.

It is an interprime number because it is at equal distance from previous prime (518330413) and next prime (518330419).

518330416 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (518330411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522015 + ... + 523006.

Almost surely, 2^518330416 is an apocalyptic number.

It is an amenable number.

518330416 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

518330416 is a wasteful number, since it uses less digits than its factorization.

518330416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045060 (or 1045054 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 518330416 is about 22766.8710190926. The cubic root of 518330416 is about 803.2835957261.

The spelling of 518330416 in words is "five hundred eighteen million, three hundred thirty thousand, four hundred sixteen".